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Explain Disadvantage of Optimal Page Replacement Algorithm
Optimal page replacement algorithm cannot be implemented in the general purpose operating system as it is impossible to calculate reliably how long it will be before a page is going to be used.
Define Protocol. It is a set of rules that are followed by interconnecting computers and terminals to make sure the orderly transfer of information
Q. Write a program to perform multiplication of two numbers in specified radix. Check that entered numbers are in specified radix or not else error message should be displayed.
Q. What are cosmic rays? The ionising radiation several times stronger than γ-rays entering the earth from all the directions from cosmic or interstellar space is known as cosm
What is the difference between top-down and bottom-up, programming? Ans: Top-down and Bottom-up Approaches In Top-down programming approach, we begin by identifying the main
What are program-invisible registers? Ans: the local and global descriptor tables are found in the memory system. To access and specify the address of these tables, program inv
Pruning and Sorting: This means we can test where each hypothesis explains as entails a common example that we can associate to a hypothesis a set of positive elements in whic
What is ROM? Read only memory [ROM] is used for storing programs that are permanently resident in the computer and for tables of constants that do not change in value as the pr
Q. What do you mean by Execution Unit? Execution unit performs all ALU operations. Execution unit of 8086 is of 16 bits. It also contains the control unit that instructs bus in
This method is used to make sure that Swing components are updated by the event-dispatching thread.
Which of the memories stores the most number of bits ? Ans. most number of bits stores in 32M x 8 As 2 5 x 2 20 = 2 25 Therefore 1M = 2 20 = 1K x 1K = 2 10 x 2 10
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